Rank	Countries/Territories	Count	Percent
1	United States	320	34.9%
2	China	274	29.8%
3	Germany	101	11%
4	France	32	3.5%
5	Korea, Republic of	31	3.4%
6	Japan	20	2.2%
7	Canada	18	2%
8	Netherlands	18	2%
9	India	17	1.9%
10	United Kingdom	14	1.5%
11	Ukraine	10	1.1%
12	Taiwan	6	0.7%
13	Portugal	6	0.7%
14	Russia	6	0.7%
15	Hong Kong	5	0.5%
16	South Africa	4	0.4%
17	Spain	3	0.3%
18	Latvia	3	0.3%
19	Singapore	3	0.3%
20	Italy	3	0.3%
21	Iran, Islamic Republic of	2	0.2%
22	Ireland	2	0.2%
23	Greece	2	0.2%
24	Egypt	2	0.2%
25	Cyprus	2	0.2%
26	Argentina	2	0.2%
27	Australia	2	0.2%
28	Austria	2	0.2%
29	Mexico	2	0.2%
30	Luxembourg	1	0.1%
31	Serbia	1	0.1%
32	Sweden	1	0.1%
33	Turkey	1	0.1%
34	Belgium	1	0.1%
35	Denmark	1	0.1%